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450 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <hintids.hxx>
#include <tblrwcl.hxx>
#include <algorithm>
#include <editeng/borderline.hxx>
#include <editeng/boxitem.hxx>
#include <osl/diagnose.h>
using namespace ::editeng;
static const SvxBorderLine* GetLineTB( const SvxBoxItem* pBox, bool bTop )
{
return bTop ? pBox->GetTop() : pBox->GetBottom();
}
bool SwGCBorder_BoxBrd::CheckLeftBorderOfFormat( const SwFrameFormat& rFormat )
{
const SfxPoolItem* pItem;
if( SfxItemState::SET == rFormat.GetItemState( RES_BOX, true, &pItem ) )
{
const SvxBorderLine* pBrd = static_cast<const SvxBoxItem*>(pItem)->GetLeft();
if( pBrd )
{
if( *pBrdLn == *pBrd )
bAnyBorderFnd = true;
return true;
}
}
return false;
}
static bool lcl_GCBorder_ChkBoxBrd_B( const SwTableBox* pBox, SwGCBorder_BoxBrd* pPara );
static bool lcl_GCBorder_ChkBoxBrd_L( const SwTableLine* pLine, SwGCBorder_BoxBrd* pPara )
{
const SwTableBox* pBox = pLine->GetTabBoxes().front();
return lcl_GCBorder_ChkBoxBrd_B( pBox, pPara );
}
static bool lcl_GCBorder_ChkBoxBrd_B( const SwTableBox* pBox, SwGCBorder_BoxBrd* pPara )
{
if( !pBox->GetTabLines().empty() )
{
for( auto pLine : pBox->GetTabLines() )
{
if (!lcl_GCBorder_ChkBoxBrd_L( pLine, pPara ))
{<--- Consider using std::any_of algorithm instead of a raw loop.
return false;
}
}
return true;
}
return pPara->CheckLeftBorderOfFormat( *pBox->GetFrameFormat() );
}
static void lcl_GCBorder_GetLastBox_B( const SwTableBox* pBox, SwTableBoxes* pPara );
static void lcl_GCBorder_GetLastBox_L( const SwTableLine* pLine, SwTableBoxes* pPara )
{
const SwTableBoxes& rBoxes = pLine->GetTabBoxes();
SwTableBox* pBox = rBoxes.back();
lcl_GCBorder_GetLastBox_B( pBox, pPara );
}
static void lcl_GCBorder_GetLastBox_B( const SwTableBox* pBox, SwTableBoxes* pPara )
{
const SwTableLines& rLines = pBox->GetTabLines();
if( !rLines.empty() )
{
for( const SwTableLine* pLine : rLines )
lcl_GCBorder_GetLastBox_L( pLine, pPara );
}
else
pPara->push_back( const_cast<SwTableBox*>(pBox) );
}
// Find the "end" of the passed BorderLine. Returns the "Layout"Pos!
static sal_uInt16 lcl_FindEndPosOfBorder( const SwCollectTableLineBoxes& rCollTLB,
const SvxBorderLine& rBrdLn, size_t& rStt, bool bTop )
{
sal_uInt16 nPos, nLastPos = 0;
for( size_t nEnd = rCollTLB.Count(); rStt < nEnd; ++rStt )
{
const SfxPoolItem* pItem;
const SvxBorderLine* pBrd;
const SwTableBox& rBox = rCollTLB.GetBox( rStt, &nPos );
if( SfxItemState::SET != rBox.GetFrameFormat()->GetItemState(RES_BOX,true, &pItem ) )
break;
pBrd = GetLineTB( static_cast<const SvxBoxItem*>(pItem), bTop );
if( !pBrd || *pBrd != rBrdLn )
break;
nLastPos = nPos;
}
return nLastPos;
}
static const SvxBorderLine* lcl_GCBorder_GetBorder( const SwTableBox& rBox,
bool bTop,
const SfxPoolItem** ppItem )
{
return SfxItemState::SET == rBox.GetFrameFormat()->GetItemState( RES_BOX, true, ppItem )
? GetLineTB( static_cast<const SvxBoxItem*>(*ppItem), bTop )
: nullptr;
}
static void lcl_GCBorder_DelBorder( const SwCollectTableLineBoxes& rCollTLB,
size_t& rStt, bool bTop,
const SvxBorderLine& rLine,
const SfxPoolItem* pItem,
sal_uInt16 nEndPos,
SwShareBoxFormats* pShareFormats )
{
SwTableBox* pBox = const_cast<SwTableBox*>(&rCollTLB.GetBox( rStt ));
sal_uInt16 nNextPos;
const SvxBorderLine* pLn = &rLine;
do {
if( pLn && *pLn == rLine )
{
SvxBoxItem aBox( *static_cast<const SvxBoxItem*>(pItem) );
if( bTop )
aBox.SetLine( nullptr, SvxBoxItemLine::TOP );
else
aBox.SetLine( nullptr, SvxBoxItemLine::BOTTOM );
if( pShareFormats )
pShareFormats->SetAttr( *pBox, aBox );
else
pBox->ClaimFrameFormat()->SetFormatAttr( aBox );
}
if( ++rStt >= rCollTLB.Count() )
break;
pBox = const_cast<SwTableBox*>(&rCollTLB.GetBox( rStt, &nNextPos ));
if( nNextPos > nEndPos )
break;
pLn = lcl_GCBorder_GetBorder( *pBox, bTop, &pItem );
} while( true );
}
static void lcl_GC_Box_Border( const SwTableBox* pBox, SwGCLineBorder* pPara );
void sw_GC_Line_Border( const SwTableLine* pLine, SwGCLineBorder* pGCPara )
{
// First the right edge with the left edge of the succeeding Box within this Line
{
SwGCBorder_BoxBrd aBPara;
const SvxBorderLine* pBrd;
const SfxPoolItem* pItem;
const SwTableBoxes& rBoxes = pLine->GetTabBoxes();
for( SwTableBoxes::size_type n = 0, nBoxes = rBoxes.size() - 1; n < nBoxes; ++n )
{
SwTableBoxes aBoxes;
{
SwTableBox* pBox = rBoxes[ n ];
if( pBox->GetSttNd() )
aBoxes.insert( aBoxes.begin(), pBox );
else
lcl_GCBorder_GetLastBox_B( pBox, &aBoxes );
}
for( SwTableBoxes::size_type i = aBoxes.size(); i; )
{
SwTableBox* pBox = aBoxes[ --i ];
if( SfxItemState::SET == pBox->GetFrameFormat()->GetItemState( RES_BOX, true, &pItem ) )
{
pBrd = static_cast<const SvxBoxItem*>(pItem)->GetRight();
if( pBrd )
{
aBPara.SetBorder( *pBrd );
const SwTableBox* pNextBox = rBoxes[n+1];
if( lcl_GCBorder_ChkBoxBrd_B( pNextBox, &aBPara ) &&
aBPara.IsAnyBorderFound() )
{
SvxBoxItem aBox( *static_cast<const SvxBoxItem*>(pItem) );
aBox.SetLine( nullptr, SvxBoxItemLine::RIGHT );
if( pGCPara->pShareFormats )
pGCPara->pShareFormats->SetAttr( *pBox, aBox );
else
pBox->ClaimFrameFormat()->SetFormatAttr( aBox );
}
}
}
}
aBoxes.clear();
}
}
// And now the own bottom edge with the succeeding top edge
if( !pGCPara->IsLastLine() )
{
SwCollectTableLineBoxes aBottom( false );
SwCollectTableLineBoxes aTop( true );
sw_Line_CollectBox( pLine, &aBottom );
const SwTableLine* pNextLine = (*pGCPara->pLines)[ pGCPara->nLinePos+1 ];
sw_Line_CollectBox( pNextLine, &aTop );
// remove all "duplicated" Lines that are the same
sal_uInt16 nBtmPos, nTopPos;
size_t nSttBtm {0};
size_t nSttTop {0};
const size_t nEndBtm {aBottom.Count()};
const size_t nEndTop {aTop.Count()};
const SwTableBox *pBtmBox = &aBottom.GetBox( nSttBtm++, &nBtmPos );
const SwTableBox *pTopBox = &aTop.GetBox( nSttTop++, &nTopPos );
const SfxPoolItem *pBtmItem = nullptr, *pTopItem = nullptr;
const SvxBorderLine *pBtmLine(nullptr), *pTopLine(nullptr);
bool bGetTopItem = true, bGetBtmItem = true;
do {
if( bGetBtmItem )
pBtmLine = lcl_GCBorder_GetBorder( *pBtmBox, false, &pBtmItem );
if( bGetTopItem )
pTopLine = lcl_GCBorder_GetBorder( *pTopBox, true, &pTopItem );
if( pTopLine && pBtmLine && *pTopLine == *pBtmLine )
{
// We can remove one, but which one?
const size_t nSavSttBtm {nSttBtm};
const size_t nSavSttTop {nSttTop};
sal_uInt16 nBtmEndPos = ::lcl_FindEndPosOfBorder( aBottom,
*pTopLine, nSttBtm, false );
if( !nBtmEndPos ) nBtmEndPos = nBtmPos;
sal_uInt16 nTopEndPos = ::lcl_FindEndPosOfBorder( aTop,
*pTopLine, nSttTop, true );
if( !nTopEndPos ) nTopEndPos = nTopPos;
if( nTopEndPos <= nBtmEndPos )
{
// Delete the TopBorders until BottomEndPos
nSttTop = nSavSttTop;
if( nTopPos <= nBtmEndPos )
lcl_GCBorder_DelBorder( aTop, --nSttTop, true,
*pBtmLine, pTopItem, nBtmEndPos,
pGCPara->pShareFormats );
else
nSttBtm = nSavSttBtm;
}
else
{
// Else delete the BottomBorders until TopEndPos
nSttBtm = nSavSttBtm;
if( nBtmPos <= nTopEndPos )
lcl_GCBorder_DelBorder( aBottom, --nSttBtm, false,
*pTopLine, pBtmItem, nTopEndPos,
pGCPara->pShareFormats );
else
nSttTop = nSavSttTop;
}
nTopPos = nBtmPos;
}
if( nTopPos == nBtmPos )
{
if( nSttBtm >= nEndBtm || nSttTop >= nEndTop )
break;
pBtmBox = &aBottom.GetBox( nSttBtm++, &nBtmPos );
pTopBox = &aTop.GetBox( nSttTop++, &nTopPos );
bGetTopItem = bGetBtmItem = true;
}
else if( nTopPos < nBtmPos )
{
if( nSttTop >= nEndTop )
break;
pTopBox = &aTop.GetBox( nSttTop++, &nTopPos );
bGetTopItem = true;
bGetBtmItem = false;
}
else
{
if( nSttBtm >= nEndBtm )
break;
pBtmBox = &aBottom.GetBox( nSttBtm++, &nBtmPos );
bGetTopItem = false;
bGetBtmItem = true;
}
} while( true );
}
for( const auto& rpBox : pLine->GetTabBoxes() )
lcl_GC_Box_Border(rpBox, pGCPara );
++pGCPara->nLinePos;
}
static void lcl_GC_Box_Border( const SwTableBox* pBox, SwGCLineBorder* pPara )
{
if( !pBox->GetTabLines().empty() )
{
SwGCLineBorder aPara( *pBox );
aPara.pShareFormats = pPara->pShareFormats;
for( const SwTableLine* pLine : pBox->GetTabLines() )
sw_GC_Line_Border( pLine, &aPara );
}
}
namespace {
struct GCLinePara
{
SwTableLines* pLns;
SwShareBoxFormats* pShareFormats;
GCLinePara( SwTableLines& rLns, GCLinePara* pPara = nullptr )<--- Struct 'GCLinePara' has a constructor with 1 argument that is not explicit. [+]Struct 'GCLinePara' has a constructor with 1 argument that is not explicit. Such constructors should in general be explicit for type safety reasons. Using the explicit keyword in the constructor means some mistakes when using the class can be avoided.
: pLns( &rLns ), pShareFormats( pPara ? pPara->pShareFormats : nullptr )
{}
};
}
static bool lcl_MergeGCLine(SwTableLine* pLine, GCLinePara* pPara);
static bool lcl_MergeGCBox(SwTableBox* pTableBox, GCLinePara* pPara)
{
if( !pTableBox->GetTabLines().empty() )
{
// ATTENTION: The Line count can change!
GCLinePara aPara( pTableBox->GetTabLines(), pPara );
for( SwTableLines::size_type n = 0;
n < pTableBox->GetTabLines().size() && lcl_MergeGCLine( pTableBox->GetTabLines()[n], &aPara );
++n )
;
if( 1 == pTableBox->GetTabLines().size() )
{
// we have a box with a single line, so we just replace it by the line's boxes
SwTableLine* pInsLine = pTableBox->GetUpper();
SwTableLine* pCpyLine = pTableBox->GetTabLines()[0];
SwTableBoxes::iterator it = std::find( pInsLine->GetTabBoxes().begin(), pInsLine->GetTabBoxes().end(), pTableBox );
for( auto pTabBox : pCpyLine->GetTabBoxes() )
pTabBox->SetUpper( pInsLine );
// remove the old box from its parent line
it = pInsLine->GetTabBoxes().erase( it );
// insert the nested line's boxes in its place
pInsLine->GetTabBoxes().insert( it, pCpyLine->GetTabBoxes().begin(), pCpyLine->GetTabBoxes().end());
pCpyLine->GetTabBoxes().clear();
// destroy the removed box
delete pTableBox;
return false; // set up anew
}
}
return true;
}
static bool lcl_MergeGCLine(SwTableLine* pLn, GCLinePara* pGCPara)
{
SwTableBoxes::size_type nBoxes = pLn->GetTabBoxes().size();
if( nBoxes )
{
while( 1 == nBoxes )
{
// We have a Box with Lines
SwTableBox* pBox = pLn->GetTabBoxes().front();
if( pBox->GetTabLines().empty() )
break;
SwTableLine* pLine = pBox->GetTabLines()[0];
// pLine turns into the current Line (that is rpLine), the rest is moved
// into the LinesArray past the current one.
// The LinesArray is in pPara!
SwTableLines::size_type nLines = pBox->GetTabLines().size();
SwTableLines& rLns = *pGCPara->pLns;
sal_uInt16 nInsPos = rLns.GetPos( pLn );
OSL_ENSURE( USHRT_MAX != nInsPos, "Could not find Line!" );
SwTableBox* pUpper = pLn->GetUpper();
rLns.erase( rLns.begin() + nInsPos ); // remove the Line from the array
rLns.insert( rLns.begin() + nInsPos, pBox->GetTabLines().begin(), pBox->GetTabLines().end() );
// JP 31.03.99: Bug 60000
// Pass the attributes of the to-be-deleted Lines to the "inserted" one
const SfxPoolItem* pItem;
if( SfxItemState::SET == pLn->GetFrameFormat()->GetItemState(
RES_BACKGROUND, true, &pItem ))
{
SwTableLines& rBoxLns = pBox->GetTabLines();
for( auto pBoxLine : rBoxLns )
if( SfxItemState::SET != pBoxLine->GetFrameFormat()->
GetItemState( RES_BACKGROUND ))
pGCPara->pShareFormats->SetAttr( *pBoxLine, *pItem );
}
pBox->GetTabLines().erase( pBox->GetTabLines().begin(), pBox->GetTabLines().begin() + nLines ); // Remove Lines from the array
delete pLn;
// Set the dependency anew
while( nLines-- )
rLns[ nInsPos++ ]->SetUpper( pUpper );
pLn = pLine; // and set up anew
nBoxes = pLn->GetTabBoxes().size();
}
// ATTENTION: The number of boxes can change!
for( SwTableBoxes::size_type nLen = 0; nLen < pLn->GetTabBoxes().size(); ++nLen )
if( !lcl_MergeGCBox( pLn->GetTabBoxes()[nLen], pGCPara ))
--nLen;
}
return true;
}
// Clean structure a bit
void SwTable::GCLines()
{
// ATTENTION: The Line count can change!
GCLinePara aPara( GetTabLines() );
SwShareBoxFormats aShareFormats;
aPara.pShareFormats = &aShareFormats;
for( SwTableLines::size_type n = 0; n < GetTabLines().size() &&
lcl_MergeGCLine( GetTabLines()[n], &aPara ); ++n )
;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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